55. Section 151 of the Principal Act is amended by substituting the following for subsection (7):

“(7) Every document claiming to be certified in writing—

(a) by a chief executive to be a true copy of an order made by a chief executive in accordance with this section, or

(b) by a delegated employee in accordance with section 154 to be a true copy of an order made by a delegated employee in accordance with that section,

shall—

(i) be received in evidence without proof of the signature of the person claiming so to certify or that such person was such chief executive or such delegated employee, as the case may be, and

(ii) until the contrary is proved, be deemed to be evidence of the contents of the order of which it claims to be a copy and of the fact that such order was duly made and signed by such chief executive in accordance with this section or by such delegated employee in accordance with section 154, as the case may be, on the date stated in the certified copy.”.